15055505011 has 2 divisors, whose sum is σ = 15055505012. Its totient is φ = 15055505010.

The previous prime is 15055504969. The next prime is 15055505033. The reversal of 15055505011 is 11050555051.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15055505011 - 2²⁵ = 15021950579 is a prime.

It is a super-2 number, since 2×15055505011² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15055505111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7527752505 + 7527752506.

It is an arithmetic number, because the mean of its divisors is an integer number (7527752506).

Almost surely, 2^15055505011 is an apocalyptic number.

15055505011 is the 54874-th centered decagonal number.

15055505011 is a deficient number, since it is larger than the sum of its proper divisors (1).

15055505011 is an equidigital number, since it uses as much as digits as its factorization.

15055505011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3125, while the sum is 28.

The spelling of 15055505011 in words is "fifteen billion, fifty-five million, five hundred five thousand, eleven".